Preheat oven to moderate 180oC.
Brush a deep, 20cm ring cake tin with melted butter or oil, line base and
sides with paper, grease paper.
Place flour in food processor bowl,
add the butter, rind and sugar. Using the pulse action, press the button
for 20 seconds or until mixture is a fine, crumbly texture.
Add combined eggs and milk to bowl,
process 10 seconds or until mixture is smooth.
Spoon mixture into prepared tin;
smooth surface. Bake 25 minutes or until skewer comes out clean when
inserted in centre of cake.
Leave cake in tin 3 minutes before
turning onto wire rack to cool.